code: def test_unify_tuple():
      solver = make_solver()
      t1 = relay.ty.IncompleteType()
      t2 = relay.ty.IncompleteType()
      t3 = relay.ty.TensorType((10, 20), "float32")
  
      tup1 = relay.ty.TupleType([t1, t2])
      tup2 = relay.ty.TupleType([t3, t3])
  
      unified = solver.Unify(tup1, tup2)
      assert unified == tup2
  
imports: import tvm
  from tvm import relay
  from tvm.relay import testing
  import pytest
  import numpy
label_desc: Use image node_id 5 for calling a global function with example usage: test_unify_tuple() without return types